Make AI text read
naturally for Writer.com.
Writer.com is an enterprise AI writing platform, but most people know it for its free public "AI Content Detector" — paste text in and it returns a human-vs-AI score. Here's how that scoring generally works, its false-positive record, and the honest version of what a humanizer can and can't do.
How Writer.com works
Writer.com hasn't published the internals of its detector, but tools like it generally work by measuring how predictable your text is — low "perplexity" and uniform sentence rhythm read as machine-written. It returns a percentage estimate of human-written content rather than a definitive label. Like other detectors, its model can change over time, so the same text may score differently on different days. Treat the specifics as uncertain and the output as an estimate.
False positives
Free detectors like Writer.com's are known to misclassify genuinely human writing, especially clean, simple, or formulaic prose. Independent research (Stanford, 2023) found AI detectors disproportionately flag non-native English writers. A high AI score is a signal worth understanding, not proof of anything — treat it as one data point.
What a rewrite actually looks like
Here's the same paragraph before and after Humanizer — the structure, rhythm, and word choice change, not just a few swapped synonyms. The percentage is Sapling's AI-likelihood estimate, shown on every rewrite. It's a signal, not a guarantee against Writer.com.
AI has become an integral part of modern content creation. With the advent of large language models, the ability to generate high-quality text has been revolutionized, allowing for unprecedented efficiency in writing workflows.
Recent advances in large language models have genuinely reshaped how people write. What used to take days of drafting can now happen in an afternoon — though how much it helps still depends on the field, and we're all figuring out the limits.
Humanize your text.
Right here, right now.
Paste up to 1,500 characters, pick a mode, and get a real rewrite with an AI-detector score. No account, no card.
Your rewrite will appear here.
Free tool runs Claude Haiku, one pass. Pro (app & web) uses the stronger model with a detector-guided retry loop, longer text, and unlimited rewrites.
Humanize free — then get the app
Try the rewriter right here, no signup. Get the native Mac & iPhone app for unlimited rewrites, longer text, and the stronger model.